The Recipe for a Happy Marriage

Genres: Drama

Counries: Japan

Companies: TBS Sparkle, TV Tokyo

Seasons: 1 (12 episodes)

Nishina Shiho, is a young mother and raises her child while working as a writer at home. Although she enjoys her life and has a perfect husband, she is troubled by her lack of sex with her husband, Kosuke, who has ED. Due to this, Kosuke suggests that they attend a "couple exchange party", where couples change their partners for various reasons.